In my opinion, all comments are important and useful to our students. For example, 'Unless we are sure our contribution will be good; to save our face we stay silent', which said in the information is the common thought which from the deep bottom of our hearts. If our behavior and idea has not been approved by most of people, our enthusiasm will be reduced.I think the aim in a seminar is to solve some questions together with others. Professors and students in British universities agree to meet and discuss academic issues in a casual style is a very good way to improve students study skills.